Mia Farrow. Actress: Rosemary's Baby. Mia Farrow is the daughter of the director John Farrow and the actress and Tarzan-girl Maureen O'Sullivan. She debuted at the movies in in very small roles. She was noticed for the first time in the film Rosemary's Baby () by Roman Polanski. She showed her talent also on TV and at the theatre, but her final breakthrough was when she met Woody Allen.